Comprehensive information for trail runners includes news, links to state and international trails, equipment links, race results, and articles.

Recommends the Bay Area's many scenic trails and provides directions. Includes tips for each area, and details areas attractions.

Ultramarathon trail race is held in Canada. Gather race information, check results and statistics, and glance over a schedule of activities.

Club is dedicated to promoting trail running and ultra-running. Check the events calendar, find a member list, get trail info, and read articles.

Ultramarathon trail event involves four-person teams competing to finish a 100K walk or run within 48 hours. Glance over past race results.

Charity walk or run with teams of four covers 100 kilometers of hilly terrain in Hong Kong's New Territories. See news releases, and view photos.